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test2/source/blender/editors/animation/keyframes_draw.cc
Sybren A. Stüvel 3a75bae825 Fix #148010: instant crash opening any file with Dopesheet and Keyframes 
Fix the code path that left the `color` pointer uninitialized when
drawing.

Pull Request: https://projects.blender.org/blender/blender/pulls/148013
2025-10-14 09:17:03 +02:00

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/* SPDX-FileCopyrightText: 2009 Blender Authors, Joshua Leung. All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup edanimation
*/
/* System includes ----------------------------------------------------- */
#include <cfloat>
#include "MEM_guardedalloc.h"
#include "BKE_grease_pencil.hh"
#include "BKE_library.hh"
#include "BLI_listbase.h"
#include "BLI_math_vector.h"
#include "BLI_rect.h"
#include "DNA_anim_types.h"
#include "DNA_gpencil_legacy_types.h"
#include "DNA_grease_pencil_types.h"
#include "DNA_mask_types.h"
#include "GPU_immediate.hh"
#include "GPU_shader_shared.hh"
#include "GPU_state.hh"
#include "UI_interface.hh"
#include "UI_resources.hh"
#include "UI_view2d.hh"
#include "ED_anim_api.hh"
#include "ED_keyframes_draw.hh"
#include "ED_keyframes_keylist.hh"
#include "ANIM_action.hh"
using namespace blender;
/* *************************** Keyframe Drawing *************************** */
void draw_keyframe_shape(const float x,
const float y,
float size,
const bool sel,
const eBezTriple_KeyframeType key_type,
const eKeyframeShapeDrawOpts mode,
const float alpha,
const KeyframeShaderBindings *sh_bindings,
const short handle_type,
const short extreme_type)
{
bool draw_fill = ELEM(mode, KEYFRAME_SHAPE_INSIDE, KEYFRAME_SHAPE_BOTH);
bool draw_outline = ELEM(mode, KEYFRAME_SHAPE_FRAME, KEYFRAME_SHAPE_BOTH);
BLI_assert(draw_fill || draw_outline);
/* Adjust size of keyframe shape according to type of keyframe. */
switch (key_type) {
case BEZT_KEYTYPE_KEYFRAME:
break;
case BEZT_KEYTYPE_BREAKDOWN:
size *= 0.85f;
break;
case BEZT_KEYTYPE_MOVEHOLD:
size *= 0.925f;
break;
case BEZT_KEYTYPE_EXTREME:
size *= 1.2f;
break;
case BEZT_KEYTYPE_JITTER:
size *= 0.8f;
break;
case BEZT_KEYTYPE_GENERATED:
size *= 0.75;
break;
}
uchar fill_col[4];
uchar outline_col[4];
uint flags = 0;
/* draw! */
if (draw_fill) {
/* get interior colors from theme (for selected and unselected only) */
switch (key_type) {
case BEZT_KEYTYPE_BREAKDOWN:
UI_GetThemeColor3ubv(sel ? TH_KEYTYPE_BREAKDOWN_SELECT : TH_KEYTYPE_BREAKDOWN, fill_col);
break;
case BEZT_KEYTYPE_EXTREME:
UI_GetThemeColor3ubv(sel ? TH_KEYTYPE_EXTREME_SELECT : TH_KEYTYPE_EXTREME, fill_col);
break;
case BEZT_KEYTYPE_JITTER:
UI_GetThemeColor3ubv(sel ? TH_KEYTYPE_JITTER_SELECT : TH_KEYTYPE_JITTER, fill_col);
break;
case BEZT_KEYTYPE_MOVEHOLD:
UI_GetThemeColor3ubv(sel ? TH_KEYTYPE_MOVEHOLD_SELECT : TH_KEYTYPE_MOVEHOLD, fill_col);
break;
case BEZT_KEYTYPE_KEYFRAME:
UI_GetThemeColor3ubv(sel ? TH_KEYTYPE_KEYFRAME_SELECT : TH_KEYTYPE_KEYFRAME, fill_col);
break;
case BEZT_KEYTYPE_GENERATED:
UI_GetThemeColor3ubv(sel ? TH_KEYTYPE_GENERATED_SELECT : TH_KEYTYPE_GENERATED, fill_col);
break;
}
/* For effects like graying out protected/muted channels. The theme RNA/UI doesn't allow users
* to set the alpha. */
fill_col[3] = 255.0f * alpha;
if (!draw_outline) {
/* force outline color to match */
outline_col[0] = fill_col[0];
outline_col[1] = fill_col[1];
outline_col[2] = fill_col[2];
outline_col[3] = fill_col[3];
}
}
if (draw_outline) {
/* exterior - black frame */
UI_GetThemeColor4ubv(sel ? TH_KEYBORDER_SELECT : TH_KEYBORDER, outline_col);
outline_col[3] *= alpha;
if (!draw_fill) {
/* fill color needs to be (outline.rgb, 0) */
fill_col[0] = outline_col[0];
fill_col[1] = outline_col[1];
fill_col[2] = outline_col[2];
fill_col[3] = 0;
}
/* Handle type to outline shape. */
switch (handle_type) {
case KEYFRAME_HANDLE_AUTO_CLAMP:
flags = GPU_KEYFRAME_SHAPE_CIRCLE;
break; /* circle */
case KEYFRAME_HANDLE_AUTO:
flags = GPU_KEYFRAME_SHAPE_CIRCLE | GPU_KEYFRAME_SHAPE_INNER_DOT;
break; /* circle with dot */
case KEYFRAME_HANDLE_VECTOR:
flags = GPU_KEYFRAME_SHAPE_SQUARE;
break; /* square */
case KEYFRAME_HANDLE_ALIGNED:
flags = GPU_KEYFRAME_SHAPE_DIAMOND | GPU_KEYFRAME_SHAPE_CLIPPED_VERTICAL;
break; /* clipped diamond */
case KEYFRAME_HANDLE_FREE:
default:
flags = GPU_KEYFRAME_SHAPE_DIAMOND; /* diamond */
}
/* Extreme type to arrow-like shading. */
if (extreme_type & KEYFRAME_EXTREME_MAX) {
flags |= GPU_KEYFRAME_SHAPE_ARROW_END_MAX;
}
if (extreme_type & KEYFRAME_EXTREME_MIN) {
flags |= GPU_KEYFRAME_SHAPE_ARROW_END_MIN;
}
if (extreme_type & GPU_KEYFRAME_SHAPE_ARROW_END_MIXED) {
flags |= 0x400;
}
}
immAttr1f(sh_bindings->size_id, size);
immAttr4ubv(sh_bindings->color_id, fill_col);
immAttr4ubv(sh_bindings->outline_color_id, outline_col);
immAttr1u(sh_bindings->flags_id, flags);
immVertex2f(sh_bindings->pos_id, x, y);
}
/* Common attributes shared between the draw calls. */
struct DrawKeylistUIData {
float alpha;
float icon_size;
float half_icon_size;
float smaller_size;
float ipo_size;
float gpencil_size;
float screenspace_margin;
float sel_color[4];
float unsel_color[4];
float sel_mhcol[4];
float unsel_mhcol[4];
float ipo_color_linear[4];
float ipo_color_constant[4];
float ipo_color_other[4];
float ipo_color_mix[4];
/* Show interpolation and handle type? */
bool show_ipo;
};
static void channel_ui_data_init(DrawKeylistUIData *ctx,
View2D *v2d,
float yscale_fac,
bool channel_locked,
eSAction_Flag saction_flag)
{
/* locked channels are less strongly shown, as feedback for locked channels in DopeSheet */
/* TODO: allow this opacity factor to be themed? */
ctx->alpha = channel_locked ? 0.25f : 1.0f;
ctx->icon_size = U.widget_unit * 0.5f * yscale_fac;
ctx->half_icon_size = 0.5f * ctx->icon_size;
ctx->smaller_size = 0.35f * ctx->icon_size;
ctx->ipo_size = 0.1f * ctx->icon_size;
ctx->gpencil_size = ctx->smaller_size * 0.8f;
ctx->screenspace_margin = (0.35f * float(UI_UNIT_X)) / UI_view2d_scale_get_x(v2d);
ctx->show_ipo = (saction_flag & SACTION_SHOW_INTERPOLATION) != 0;
UI_GetThemeColor4fv(TH_LONGKEY_SELECT, ctx->sel_color);
UI_GetThemeColor4fv(TH_LONGKEY, ctx->unsel_color);
UI_GetThemeColor4fv(TH_DOPESHEET_IPOLINE, ctx->ipo_color_linear);
UI_GetThemeColor4fv(TH_DOPESHEET_IPOCONST, ctx->ipo_color_constant);
UI_GetThemeColor4fv(TH_DOPESHEET_IPOOTHER, ctx->ipo_color_other);
UI_GetThemeColor4fv(TH_KEYTYPE_KEYFRAME, ctx->ipo_color_mix);
ctx->sel_color[3] *= ctx->alpha;
ctx->unsel_color[3] *= ctx->alpha;
ctx->ipo_color_linear[3] *= ctx->alpha;
ctx->ipo_color_constant[3] *= ctx->alpha;
ctx->ipo_color_other[3] *= ctx->alpha;
ctx->ipo_color_mix[3] *= ctx->alpha * 0.5f;
copy_v4_v4(ctx->sel_mhcol, ctx->sel_color);
ctx->sel_mhcol[3] *= 0.8f;
copy_v4_v4(ctx->unsel_mhcol, ctx->unsel_color);
ctx->unsel_mhcol[3] *= 0.8f;
}
static void draw_keylist_block_gpencil(const DrawKeylistUIData *ctx,
const ActKeyColumn *ab,
float ypos)
{
UI_draw_roundbox_corner_set(UI_CNR_TOP_RIGHT | UI_CNR_BOTTOM_RIGHT);
float size = 1.0f;
switch (ab->next->key_type) {
case BEZT_KEYTYPE_BREAKDOWN:
case BEZT_KEYTYPE_MOVEHOLD:
case BEZT_KEYTYPE_JITTER:
case BEZT_KEYTYPE_GENERATED:
size *= 0.5f;
break;
case BEZT_KEYTYPE_KEYFRAME:
size *= 0.8f;
break;
case BEZT_KEYTYPE_EXTREME:
break;
}
rctf box;
box.xmin = ab->cfra;
box.xmax = min_ff(ab->next->cfra - (ctx->screenspace_margin * size), ab->next->cfra);
box.ymin = ypos - ctx->gpencil_size;
box.ymax = ypos + ctx->gpencil_size;
UI_draw_roundbox_4fv(
&box, true, 0.25f * float(UI_UNIT_X), (ab->block.sel) ? ctx->sel_mhcol : ctx->unsel_mhcol);
}
static void draw_keylist_block_moving_hold(const DrawKeylistUIData *ctx,
const ActKeyColumn *ab,
float ypos)
{
rctf box;
box.xmin = ab->cfra;
box.xmax = ab->next->cfra;
box.ymin = ypos - ctx->smaller_size;
box.ymax = ypos + ctx->smaller_size;
UI_draw_roundbox_4fv(&box, true, 3.0f, (ab->block.sel) ? ctx->sel_mhcol : ctx->unsel_mhcol);
}
static void draw_keylist_block_standard(const DrawKeylistUIData *ctx,
const ActKeyColumn *ab,
float ypos)
{
rctf box;
box.xmin = ab->cfra;
box.xmax = ab->next->cfra;
box.ymin = ypos - ctx->half_icon_size;
box.ymax = ypos + ctx->half_icon_size;
UI_draw_roundbox_4fv(&box, true, 3.0f, (ab->block.sel) ? ctx->sel_color : ctx->unsel_color);
}
static void draw_keylist_block_interpolation_line(const DrawKeylistUIData *ctx,
const ActKeyColumn *ab,
float ypos)
{
rctf box;
box.xmin = ab->cfra;
box.xmax = ab->next->cfra;
box.ymin = ypos - ctx->ipo_size;
box.ymax = ypos + ctx->ipo_size;
/* Color for interpolation lines based on their type */
const float *color = nullptr;
constexpr short IPO_FLAGS = ACTKEYBLOCK_FLAG_IPO_OTHER | ACTKEYBLOCK_FLAG_IPO_LINEAR |
ACTKEYBLOCK_FLAG_IPO_CONSTANT;
if (ab->block.conflict & IPO_FLAGS) {
/* This is a summary line that combines multiple interpolation modes. */
color = ctx->ipo_color_mix;
}
else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_OTHER) {
color = ctx->ipo_color_other;
}
else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_LINEAR) {
color = ctx->ipo_color_linear;
}
else if (ab->block.flag & ACTKEYBLOCK_FLAG_IPO_CONSTANT) {
color = ctx->ipo_color_constant;
}
else {
/* No line to draw. */
return;
}
UI_draw_roundbox_4fv(&box, true, 3.0f, color);
}
static void draw_keylist_block(const DrawKeylistUIData *ctx, const ActKeyColumn *ab, float ypos)
{
/* Draw grease pencil bars between keyframes. */
if ((ab->next != nullptr) && (ab->block.flag & ACTKEYBLOCK_FLAG_GPENCIL)) {
draw_keylist_block_gpencil(ctx, ab, ypos);
}
else {
/* Draw other types. */
UI_draw_roundbox_corner_set(UI_CNR_NONE);
int valid_hold = actkeyblock_get_valid_hold(ab);
if (valid_hold != 0) {
if ((valid_hold & ACTKEYBLOCK_FLAG_STATIC_HOLD) == 0) {
/* draw "moving hold" long-keyframe block - slightly smaller */
draw_keylist_block_moving_hold(ctx, ab, ypos);
}
else {
/* draw standard long-keyframe block */
draw_keylist_block_standard(ctx, ab, ypos);
}
}
if (ctx->show_ipo && actkeyblock_is_valid(ab) && (ab->block.flag)) {
/* draw an interpolation line */
draw_keylist_block_interpolation_line(ctx, ab, ypos);
}
}
}
static void draw_keylist_blocks(const DrawKeylistUIData *ctx,
const ActKeyColumn *keys,
const int key_len,
float ypos)
{
for (int i = 0; i < key_len; i++) {
const ActKeyColumn *ab = &keys[i];
draw_keylist_block(ctx, ab, ypos);
}
}
static bool draw_keylist_is_visible_key(const View2D *v2d, const ActKeyColumn *ak)
{
return IN_RANGE_INCL(ak->cfra, v2d->cur.xmin, v2d->cur.xmax);
}
static void draw_keylist_keys(const DrawKeylistUIData *ctx,
View2D *v2d,
const KeyframeShaderBindings *sh_bindings,
const ActKeyColumn *keys,
const int key_len,
float ypos,
eSAction_Flag saction_flag)
{
short handle_type = KEYFRAME_HANDLE_NONE, extreme_type = KEYFRAME_EXTREME_NONE;
for (int i = 0; i < key_len; i++) {
const ActKeyColumn *ak = &keys[i];
if (draw_keylist_is_visible_key(v2d, ak)) {
if (ctx->show_ipo) {
handle_type = ak->handle_type;
}
if (saction_flag & SACTION_SHOW_EXTREMES) {
extreme_type = ak->extreme_type;
}
draw_keyframe_shape(ak->cfra,
ypos,
ctx->icon_size,
(ak->sel & SELECT),
eBezTriple_KeyframeType(ak->key_type),
KEYFRAME_SHAPE_BOTH,
ctx->alpha,
sh_bindings,
handle_type,
extreme_type);
}
}
}
/* *************************** Drawing Stack *************************** */
enum class ChannelType {
SUMMARY,
SCENE,
OBJECT,
FCURVE,
ACTION_LAYERED,
ACTION_SLOT,
ACTION_LEGACY,
ACTION_GROUP,
GREASE_PENCIL_CELS,
GREASE_PENCIL_GROUP,
GREASE_PENCIL_DATA,
GREASE_PENCIL_LAYER,
MASK_LAYER,
};
struct ChannelListElement {
ChannelListElement *next, *prev;
AnimKeylist *keylist;
ChannelType type;
float yscale_fac;
float ypos;
eSAction_Flag saction_flag;
bool channel_locked;
/* Currently only used for F-Curve channels, because some should be nla
* remapped but not others. All other channel types ignore this, as it's clear
* from the type whether they should be nla remapped or not. */
bool use_nla_remapping;
/* TODO: check which of these can be put into a `union`: */
bAnimContext *ac;
bDopeSheet *ads;
Scene *sce;
Object *ob;
ID *animated_id; /* The ID that adt (below) belongs to. */
AnimData *adt;
FCurve *fcu;
bAction *act;
animrig::Slot *action_slot;
bActionGroup *agrp;
bGPDlayer *gpl;
const GreasePencilLayer *grease_pencil_layer;
const GreasePencilLayerTreeGroup *grease_pencil_layer_group;
const GreasePencil *grease_pencil;
MaskLayer *masklay;
};
static void build_channel_keylist(ChannelListElement *elem, blender::float2 range)
{
switch (elem->type) {
case ChannelType::SUMMARY: {
summary_to_keylist(elem->ac, elem->keylist, elem->saction_flag, range);
break;
}
case ChannelType::SCENE: {
scene_to_keylist(elem->ads, elem->sce, elem->keylist, elem->saction_flag, range);
break;
}
case ChannelType::OBJECT: {
ob_to_keylist(elem->ads, elem->ob, elem->keylist, elem->saction_flag, range);
break;
}
case ChannelType::FCURVE: {
fcurve_to_keylist(
elem->adt, elem->fcu, elem->keylist, elem->saction_flag, range, elem->use_nla_remapping);
break;
}
case ChannelType::ACTION_LAYERED: {
/* This is only called for action summaries in the Dope-sheet, *not* the
* Action Editor. Therefore despite the name `ACTION_LAYERED`, this is
* only used to show a *single slot* of the action: the slot used by the
* ID the action is listed under.
*
* Thus we use the same function as the `ChannelType::ACTION_SLOT` case
* below because in practice the only distinction between these cases is
* where they get the slot from. In this case, we get it from `elem`'s
* ADT. */
BLI_assert(elem->act);
BLI_assert(elem->adt);
action_slot_summary_to_keylist(elem->ac,
elem->animated_id,
elem->act->wrap(),
elem->adt->slot_handle,
elem->keylist,
elem->saction_flag,
range);
break;
}
case ChannelType::ACTION_SLOT: {
BLI_assert(elem->act);
BLI_assert(elem->action_slot);
action_slot_summary_to_keylist(elem->ac,
elem->animated_id,
elem->act->wrap(),
elem->action_slot->handle,
elem->keylist,
elem->saction_flag,
range);
break;
}
case ChannelType::ACTION_LEGACY: {
action_to_keylist(elem->adt, elem->act, elem->keylist, elem->saction_flag, range);
break;
}
case ChannelType::ACTION_GROUP: {
action_group_to_keylist(elem->adt, elem->agrp, elem->keylist, elem->saction_flag, range);
break;
}
case ChannelType::GREASE_PENCIL_CELS: {
grease_pencil_cels_to_keylist(
elem->adt, elem->grease_pencil_layer, elem->keylist, elem->saction_flag);
break;
}
case ChannelType::GREASE_PENCIL_GROUP: {
grease_pencil_layer_group_to_keylist(
elem->adt, elem->grease_pencil_layer_group, elem->keylist, elem->saction_flag);
break;
}
case ChannelType::GREASE_PENCIL_DATA: {
if (elem->ac->datatype != ANIMCONT_GPENCIL && elem->adt) {
action_to_keylist(elem->adt, elem->adt->action, elem->keylist, elem->saction_flag, range);
}
grease_pencil_data_block_to_keylist(
elem->adt, elem->grease_pencil, elem->keylist, elem->saction_flag, false);
break;
}
case ChannelType::GREASE_PENCIL_LAYER: {
gpl_to_keylist(elem->ads, elem->gpl, elem->keylist);
break;
}
case ChannelType::MASK_LAYER: {
mask_to_keylist(elem->ads, elem->masklay, elem->keylist);
break;
}
}
}
static void draw_channel_blocks(ChannelListElement *elem, View2D *v2d)
{
DrawKeylistUIData ctx;
channel_ui_data_init(&ctx, v2d, elem->yscale_fac, elem->channel_locked, elem->saction_flag);
const int key_len = ED_keylist_array_len(elem->keylist);
const ActKeyColumn *keys = ED_keylist_array(elem->keylist);
draw_keylist_blocks(&ctx, keys, key_len, elem->ypos);
}
static void draw_channel_keys(ChannelListElement *elem,
View2D *v2d,
const KeyframeShaderBindings *sh_bindings)
{
DrawKeylistUIData ctx;
channel_ui_data_init(&ctx, v2d, elem->yscale_fac, elem->channel_locked, elem->saction_flag);
const int key_len = ED_keylist_array_len(elem->keylist);
const ActKeyColumn *keys = ED_keylist_array(elem->keylist);
draw_keylist_keys(&ctx, v2d, sh_bindings, keys, key_len, elem->ypos, elem->saction_flag);
}
static void prepare_channel_for_drawing(ChannelListElement *elem)
{
ED_keylist_prepare_for_direct_access(elem->keylist);
}
/** List of channels that are actually drawn because they are in view. */
struct ChannelDrawList {
ListBase /*ChannelListElement*/ channels;
};
ChannelDrawList *ED_channel_draw_list_create()
{
return MEM_callocN<ChannelDrawList>(__func__);
}
static void channel_list_build_keylists(ChannelDrawList *channel_list, blender::float2 range)
{
LISTBASE_FOREACH (ChannelListElement *, elem, &channel_list->channels) {
build_channel_keylist(elem, range);
prepare_channel_for_drawing(elem);
}
}
static void channel_list_draw_blocks(ChannelDrawList *channel_list, View2D *v2d)
{
LISTBASE_FOREACH (ChannelListElement *, elem, &channel_list->channels) {
draw_channel_blocks(elem, v2d);
}
}
static int channel_visible_key_len(const View2D *v2d, const ListBase * /*ActKeyColumn*/ keys)
{
/* count keys */
uint len = 0;
LISTBASE_FOREACH (ActKeyColumn *, ak, keys) {
/* Optimization: if keyframe doesn't appear within 5 units (screenspace)
* in visible area, don't draw.
* This might give some improvements,
* since we current have to flip between view/region matrices.
*/
if (draw_keylist_is_visible_key(v2d, ak)) {
len++;
}
}
return len;
}
static int channel_list_visible_key_len(const ChannelDrawList *channel_list, const View2D *v2d)
{
uint len = 0;
LISTBASE_FOREACH (ChannelListElement *, elem, &channel_list->channels) {
const ListBase *keys = ED_keylist_listbase(elem->keylist);
len += channel_visible_key_len(v2d, keys);
}
return len;
}
static void channel_list_draw_keys(ChannelDrawList *channel_list, View2D *v2d)
{
const int visible_key_len = channel_list_visible_key_len(channel_list, v2d);
if (visible_key_len == 0) {
return;
}
GPU_blend(GPU_BLEND_ALPHA);
GPUVertFormat *format = immVertexFormat();
KeyframeShaderBindings sh_bindings;
sh_bindings.pos_id = GPU_vertformat_attr_add(
format, "pos", blender::gpu::VertAttrType::SFLOAT_32_32);
sh_bindings.size_id = GPU_vertformat_attr_add(
format, "size", blender::gpu::VertAttrType::SFLOAT_32);
sh_bindings.color_id = GPU_vertformat_attr_add(
format, "color", blender::gpu::VertAttrType::UNORM_8_8_8_8);
sh_bindings.outline_color_id = GPU_vertformat_attr_add(
format, "outlineColor", blender::gpu::VertAttrType::UNORM_8_8_8_8);
sh_bindings.flags_id = GPU_vertformat_attr_add(
format, "flags", blender::gpu::VertAttrType::UINT_32);
GPU_program_point_size(true);
immBindBuiltinProgram(GPU_SHADER_KEYFRAME_SHAPE);
immUniform1f("outline_scale", 1.0f);
immUniform2f("ViewportSize", BLI_rcti_size_x(&v2d->mask) + 1, BLI_rcti_size_y(&v2d->mask) + 1);
immBegin(GPU_PRIM_POINTS, visible_key_len);
LISTBASE_FOREACH (ChannelListElement *, elem, &channel_list->channels) {
draw_channel_keys(elem, v2d, &sh_bindings);
}
immEnd();
GPU_program_point_size(false);
immUnbindProgram();
GPU_blend(GPU_BLEND_NONE);
}
static void channel_list_draw(ChannelDrawList *channel_list, View2D *v2d)
{
channel_list_draw_blocks(channel_list, v2d);
channel_list_draw_keys(channel_list, v2d);
}
void ED_channel_list_flush(ChannelDrawList *channel_list, View2D *v2d)
{
channel_list_build_keylists(channel_list, {v2d->cur.xmin, v2d->cur.xmax});
channel_list_draw(channel_list, v2d);
}
void ED_channel_list_free(ChannelDrawList *channel_list)
{
LISTBASE_FOREACH (ChannelListElement *, elem, &channel_list->channels) {
ED_keylist_free(elem->keylist);
}
BLI_freelistN(&channel_list->channels);
MEM_freeN(channel_list);
}
static ChannelListElement *channel_list_add_element(ChannelDrawList *channel_list,
ChannelType elem_type,
float ypos,
float yscale_fac,
eSAction_Flag saction_flag)
{
ChannelListElement *draw_elem = MEM_callocN<ChannelListElement>(__func__);
BLI_addtail(&channel_list->channels, draw_elem);
draw_elem->type = elem_type;
draw_elem->keylist = ED_keylist_create();
draw_elem->ypos = ypos;
draw_elem->yscale_fac = yscale_fac;
draw_elem->saction_flag = saction_flag;
return draw_elem;
}
/* *************************** Channel Drawing Functions *************************** */
void ED_add_summary_channel(ChannelDrawList *channel_list,
bAnimContext *ac,
float ypos,
float yscale_fac,
int saction_flag)
{
saction_flag &= ~SACTION_SHOW_EXTREMES;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::SUMMARY, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->ac = ac;
}
void ED_add_scene_channel(ChannelDrawList *channel_list,
bDopeSheet *ads,
Scene *sce,
float ypos,
float yscale_fac,
int saction_flag)
{
saction_flag &= ~SACTION_SHOW_EXTREMES;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::SCENE, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->ads = ads;
draw_elem->sce = sce;
}
void ED_add_object_channel(ChannelDrawList *channel_list,
bDopeSheet *ads,
Object *ob,
float ypos,
float yscale_fac,
int saction_flag)
{
saction_flag &= ~SACTION_SHOW_EXTREMES;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::OBJECT, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->ads = ads;
draw_elem->ob = ob;
}
void ED_add_fcurve_channel(ChannelDrawList *channel_list,
bAnimListElem *ale,
FCurve *fcu,
float ypos,
float yscale_fac,
int saction_flag)
{
const bool locked = (fcu->flag & FCURVE_PROTECTED) ||
((fcu->grp) && (fcu->grp->flag & AGRP_PROTECTED)) ||
((ale->adt && ale->adt->action) &&
(!ID_IS_EDITABLE(ale->adt->action) ||
ID_IS_OVERRIDE_LIBRARY(ale->adt->action)));
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::FCURVE, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->animated_id = ale->id;
draw_elem->adt = ale->adt;
draw_elem->fcu = fcu;
draw_elem->channel_locked = locked;
draw_elem->use_nla_remapping = ANIM_nla_mapping_allowed(ale);
}
void ED_add_action_group_channel(ChannelDrawList *channel_list,
bAnimListElem *ale,
bActionGroup *agrp,
float ypos,
float yscale_fac,
int saction_flag)
{
bool locked = (agrp->flag & AGRP_PROTECTED) ||
((ale->adt && ale->adt->action) &&
(!ID_IS_EDITABLE(ale->adt->action) || ID_IS_OVERRIDE_LIBRARY(ale->adt->action)));
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::ACTION_GROUP, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->animated_id = ale->id;
draw_elem->adt = ale->adt;
draw_elem->agrp = agrp;
draw_elem->channel_locked = locked;
}
void ED_add_action_layered_channel(ChannelDrawList *channel_list,
bAnimContext *ac,
bAnimListElem *ale,
bAction *action,
const float ypos,
const float yscale_fac,
int saction_flag)
{
BLI_assert(action);
BLI_assert(action->wrap().is_action_layered());
const bool locked = (!ID_IS_EDITABLE(action) || ID_IS_OVERRIDE_LIBRARY(action));
saction_flag &= ~SACTION_SHOW_EXTREMES;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::ACTION_LAYERED, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->ac = ac;
draw_elem->animated_id = ale->id;
draw_elem->adt = ale->adt;
draw_elem->act = action;
draw_elem->channel_locked = locked;
}
void ED_add_action_slot_channel(ChannelDrawList *channel_list,
bAnimContext *ac,
bAnimListElem *ale,
animrig::Action &action,
animrig::Slot &slot,
const float ypos,
const float yscale_fac,
int saction_flag)
{
const bool locked = (ID_IS_LINKED(&action) || ID_IS_OVERRIDE_LIBRARY(&action));
saction_flag &= ~SACTION_SHOW_EXTREMES;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::ACTION_SLOT, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->ac = ac;
draw_elem->animated_id = ale->id;
draw_elem->adt = ale->adt;
draw_elem->act = &action;
draw_elem->action_slot = &slot;
draw_elem->channel_locked = locked;
}
void ED_add_action_channel(ChannelDrawList *channel_list,
bAnimListElem *ale,
bAction *act,
float ypos,
float yscale_fac,
int saction_flag)
{
BLI_assert(!act || act->wrap().is_action_legacy());
const bool locked = (act && (!ID_IS_EDITABLE(act) || ID_IS_OVERRIDE_LIBRARY(act)));
saction_flag &= ~SACTION_SHOW_EXTREMES;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::ACTION_LEGACY, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->animated_id = ale->id;
draw_elem->adt = ale->adt;
draw_elem->act = act;
draw_elem->channel_locked = locked;
}
void ED_add_grease_pencil_datablock_channel(ChannelDrawList *channel_list,
bAnimContext *ac,
bAnimListElem *ale,
const GreasePencil *grease_pencil,
const float ypos,
const float yscale_fac,
int saction_flag)
{
ChannelListElement *draw_elem = channel_list_add_element(channel_list,
ChannelType::GREASE_PENCIL_DATA,
ypos,
yscale_fac,
eSAction_Flag(saction_flag));
/* GreasePencil properties can be animated via an Action, so the GP-related
* animation data is not limited to GP drawings. */
draw_elem->animated_id = ale->id;
draw_elem->adt = ale->adt;
draw_elem->act = ale->adt ? ale->adt->action : nullptr;
draw_elem->grease_pencil = grease_pencil;
draw_elem->ac = ac;
}
void ED_add_grease_pencil_cels_channel(ChannelDrawList *channel_list,
bDopeSheet *ads,
const GreasePencilLayer *layer,
const float ypos,
const float yscale_fac,
int saction_flag)
{
ChannelListElement *draw_elem = channel_list_add_element(channel_list,
ChannelType::GREASE_PENCIL_CELS,
ypos,
yscale_fac,
eSAction_Flag(saction_flag));
draw_elem->ads = ads;
draw_elem->grease_pencil_layer = layer;
draw_elem->channel_locked = layer->wrap().is_locked();
}
void ED_add_grease_pencil_layer_group_channel(ChannelDrawList *channel_list,
bDopeSheet *ads,
const GreasePencilLayerTreeGroup *layer_group,
const float ypos,
const float yscale_fac,
int saction_flag)
{
ChannelListElement *draw_elem = channel_list_add_element(channel_list,
ChannelType::GREASE_PENCIL_GROUP,
ypos,
yscale_fac,
eSAction_Flag(saction_flag));
draw_elem->ads = ads;
draw_elem->grease_pencil_layer_group = layer_group;
draw_elem->channel_locked = layer_group->wrap().is_locked();
}
void ED_add_grease_pencil_layer_legacy_channel(ChannelDrawList *channel_list,
bDopeSheet *ads,
bGPDlayer *gpl,
float ypos,
float yscale_fac,
int saction_flag)
{
bool locked = (gpl->flag & GP_LAYER_LOCKED) != 0;
ChannelListElement *draw_elem = channel_list_add_element(channel_list,
ChannelType::GREASE_PENCIL_LAYER,
ypos,
yscale_fac,
eSAction_Flag(saction_flag));
draw_elem->ads = ads;
draw_elem->gpl = gpl;
draw_elem->channel_locked = locked;
}
void ED_add_mask_layer_channel(ChannelDrawList *channel_list,
bDopeSheet *ads,
MaskLayer *masklay,
float ypos,
float yscale_fac,
int saction_flag)
{
bool locked = (masklay->flag & MASK_LAYERFLAG_LOCKED) != 0;
ChannelListElement *draw_elem = channel_list_add_element(
channel_list, ChannelType::MASK_LAYER, ypos, yscale_fac, eSAction_Flag(saction_flag));
draw_elem->ads = ads;
draw_elem->masklay = masklay;
draw_elem->channel_locked = locked;
}
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